天堂国产午夜亚洲专区-少妇人妻综合久久蜜臀-国产成人户外露出视频在线-国产91传媒一区二区三区

當(dāng)前位置:主頁(yè) > 科技論文 > 交通工程論文 >

中國(guó)沿海港口煤炭運(yùn)輸?shù)目臻g分異格局及演化(英文)

發(fā)布時(shí)間:2024-05-28 20:42
  Coal is a basic resource and its use guarantees the development of national economies and human society. Thus, coal transportation is an important part of China’s overall transportation system. In this system, ports are the vital transit nodes. This study considered coastal ports in China and analysed the evolution of coal transportation from 1973 to 2013. We focused on the spatial pattern of coal loading and unloading, and summarized the main characteristics and development of the processes. Th...

【文章頁(yè)數(shù)】:19 頁(yè)

【文章目錄】:
1 Introduction
2 Data and methods
    2.1 Data and samples
    2.2 Evaluation model
3 Spatial evolution of coal loading and unloading at China’s coastal ports
    3.1 Spatial pattern and evolution of coal loading
    3.2 Spatial pattern and evolution of coal unloading
4 Spatial agglomeration of coal transportation at China’s coastal ports
    4.1 The evolution of spatial agglomeration at all coastal ports
    4.2 The evolution of spatial agglomeration at regional ports
5 Functional differentiation of coal transportation at China’s coastal ports
    5.1 Functional differentiation of coal transportation
    5.2 Relationship between coal loading and unloading at coastal ports
6 Conclusions and discussion



本文編號(hào):3983703

資料下載
論文發(fā)表

本文鏈接:http://sikaile.net/kejilunwen/jiaotonggongchenglunwen/3983703.html


Copyright(c)文論論文網(wǎng)All Rights Reserved | 網(wǎng)站地圖 |

版權(quán)申明:資料由用戶eecd9***提供,本站僅收錄摘要或目錄,作者需要?jiǎng)h除請(qǐng)E-mail郵箱bigeng88@qq.com